The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 17, 2026

Filed:

Jan. 23, 2024
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Wei-Chia Chan, Hsinchu, TW;

Hui-Hsien Liu, Hsinchu, TW;

Assignee:

MEDIATEK INC., Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01); G01R 27/02 (2006.01); G01R 31/36 (2020.01); G01R 31/389 (2019.01);
U.S. Cl.
CPC ...
G01R 27/26 (2013.01); G01R 27/02 (2013.01); G01R 31/389 (2019.01);
Abstract

A detection circuit and a method for detecting a change in an output impedance of a transmitting circuit are provided. The detection circuit includes at least one transmitted signal strength indicator (TSSI) circuit and a controller, wherein the controller is coupled to the at least one TSSI circuit. The at least one TSSI circuit is configured to generate a first TSSI result of the transmitting circuit according to a first phase shift and generate a second TSSI result of the transmitting circuit according to a second phase shift. The controller is configured to determine whether the change in the output impedance of the transmitting circuit is detected or not according to the first TSSI result and the second TSSI result.


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